Home / 208,453.77-311,155.12-179,060.49

Finding the Fourth Proportional to 208,453.77, 311,155.12 and 179,060.49

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Solution

The fourth proportional to 208,453.77, 311,155.12 and 179,060.49 is: 267,280.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,453.77 : 311,155.12 = 179,060.49 : x
  2. Step 2: Convert to fraction form
    208,453.77/311,155.12 = 179,060.49/x
  3. Step 3: Cross multiply
    208,453.77x = 311,155.12 × 179,060.49
  4. Step 4: Simplify right side
    208,453.77x = 55,715,588,253.21
  5. Step 5: Solve for x
    x = 55,715,588,253.21/208,453.77
  6. Step 6: Final answer
    x = 267,280.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.